Home / 25,635.30-38,422.80-11,578.92

Finding the Fourth Proportional to 25,635.30, 38,422.80 and 11,578.92

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Solution

The fourth proportional to 25,635.30, 38,422.80 and 11,578.92 is: 17,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.30 : 38,422.80 = 11,578.92 : x
  2. Step 2: Convert to fraction form
    25,635.30/38,422.80 = 11,578.92/x
  3. Step 3: Cross multiply
    25,635.30x = 38,422.80 × 11,578.92
  4. Step 4: Simplify right side
    25,635.30x = 444,894,527.38
  5. Step 5: Solve for x
    x = 444,894,527.38/25,635.30
  6. Step 6: Final answer
    x = 17,354.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.